Messages in this thread |  | | Date | Mon, 28 Aug 2000 15:50:47 -0600 | From | yodaiken@fsmlabs ... | Subject | Re: SCO: "thread creation is about a thousand times faster than on |
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On Mon, Aug 28, 2000 at 10:45:55PM +0100, Alan Cox wrote: > > In the POSIX spec fork demolishes all threads in the child. This is the > > only sensible answer and it seems wasteful to ignore the rare sensible > > parts of the POSIX spec. I think exec should do the same thing: calling > > thread should die and be replaced by a thread/process that is not in the > > thread group since it no longer shares memory. > > It isnt a sensible answer. Think about a threaded web server firing off > cgi scripts. You should probably kill those with the same mm. Especially if > you have an unclone(CLONE_MM) since you can then unshare the VM for a thread > and exec stuff off it
I don't get it. Why is fork child to execv interpreter
worse than pthread_create == clone; unclone execv interpreter ?
>
-- --------------------------------------------------------- Victor Yodaiken Finite State Machine Labs: The RTLinux Company. www.fsmlabs.com www.rtlinux.com
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